FRIDAY, APRIL 9 [1993]:"Yahweh" KORESH sends letter to the FBI, saying the "heavens are calling you to judgment." Two experts analyze the letters (and four others sent over the next few days) and conclude he was possibly a psychotic and had no intention of leaving voluntarily. The FBI finalizes plans to use tear gas and seeks RENO's approval.
Source: PBS Frontline, "Waco, the Inside Story"